Duplo DPB-500, Instruction Manual, Page: 129 / 148

6-3
CHAPTER 6 TROUBLESHOOTING GUIDE
C.
The side glue is not firmly adhered to the cover.
Cause: The nipping time is not enough.
----> Chapter 4 "3-2. Setting the Nipping Time" ( p.4-15)
Cuase: The nipping delay time is too long.
----> Chapter 4 "3-1. Setting the Nipping Delay Time" ( p.4-15)
Cuase: Not enough glue is applied to the side.
----> Chapter 4 "1-8. Adjusting Side Glue Amount" ( p.4-11)
Cuase: Not enough glue is applied to the spine.
----> Chapter 4 "1-7. Adjusting Spine Glue Amount" ( p.4-10)
Cuase: The distance between the side glue rollers of the operator's side and non-operator's side
is long.
----> Chapter 4 "1-6. Setting the Width of Side Glue" ( p.4-9)
D.
The glue runs off the leading edge and tail edge of the booklet.
Cause: The glue cutting position is not correct.
----> Chapter 4 "1-5. Setting the Glue Cutting Position" ( p.4-8)
Cause: The book block size setting is not correct.
----> Chapter 2 "4-3. Setting Book Block Size" ( p.2-16)